Side-by-side comparison of Olivia (A*STAR Social Robotics Lab) and Walker (UBTECH Robotics Corp Ltd.) — specs, pricing, Robo Index, and verified deployments. Updated daily.
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Optimized for Warehousing & Logistics buyers. Priority specs lifted to the top and marked with a target.
Manufacturer Country

Year First Available

Verified Deployments

Price Range (USD)

Battery / Shift Runtime

Availability Status

Height

Weight

Mobility Type

Humanoid Subtype

Walking Speed

Running Capable

Stair Climbing

Terrain

Payload

Total DOF

Arm DOF

Hand DOF

Bimanual Coordination

Tool Use

Onboard Compute

Compute Platform

VLM Capable

Foundation Models

Imitation Learning

Teleoperation

Programming

Runtime

Charging Time

Charging Method

Battery Swap

Force-Limited Arms

Fall Recovery

Human Detection Method

Safe Speed Near Humans

SDK Languages

ROS Support

Open API

Deployment Maturity

Price (USD)

Pricing Model

Applications

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|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Singapore | China |
| Year First Available (values differ) | 2009 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $198 USD | Contact for quote |
| Battery / Shift Runtime (priority for Warehousing & Logistics buyers) (values differ) | 16 hrs | 2 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical Form Factor | ||
| Height (values differ) | 160 mm | 145 mm |
| Weight (values differ) | 152 kg | 63 kg |
| Mobility Type (values differ) | static | bipedal |
| Humanoid Subtype (values differ) | anthropomorphic torso | full bipedal |
| Walking Speed (values differ) | 0.5 m/s | 0.8 m/s |
| Running Capable (values differ) | static walk | — |
| Stair Climbing (values differ) | none | Yes |
| Terrain (values differ) | flat_indoor | flat indoor, stairs |
| Payload & Dexterity | ||
| Payload (values differ) | 132 kg | 10 kg |
| Total DOF (values differ) | 24 | 36 |
| Arm DOF (values differ) | 6 | 7 |
| Hand DOF (values differ) | 6 | 4 |
| Bimanual Coordination (values differ) | independent | No |
| Tool Use (values differ) | none | — |
| Compute & AI | ||
| Onboard Compute (values differ) | Intel Core i7 | Intel i7 7500U Frequency 2.7Ghz; Intel i5 6200U Frequency 2.3Ghz |
| Compute Platform (values differ) | Intel Core i7 | — |
| VLM Capable (values differ) | none | No |
| Foundation Models (values differ) | — | false |
| Imitation Learning (values differ) | single task | No |
| Teleoperation (values differ) | joystick | — |
| Programming (values differ) | proprietary_app, teleoperation | AI for natural language processing |
| Battery & Power | ||
| Runtime (values differ) | 16 hrs | 2 hrs |
| Charging Time (values differ) | 4.5 hrs | — |
| Charging Method (values differ) | auto dock | — |
| Battery Swap (values differ) | — | No |
| Safety | ||
| Force-Limited Arms (values differ) | Yes | — |
| Fall Recovery (values differ) | Yes | — |
| Human Detection Method (values differ) | none | — |
| Safe Speed Near Humans (values differ) | none | — |
| Software | ||
| SDK Languages (values differ) | Java, Kotlin | AI for natural language processing |
| ROS Support (values differ) | none | No |
| Open API (values differ) | closed | No |
| Reliability | ||
| Deployment Maturity (values differ) | prototype | commercial |
| Commercial | ||
| Price (USD) (values differ) | $198 USD | Contact for quote |
| Pricing Model (values differ) | capex | — |
| Applications (values differ) | research | teleoperation, eldercare_assistance, hospitality |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Payload (Peak), Arm Reach, Grip Strength, Manipulation Repeatability, Battery Capacity, Avg Power Consumption, Fall Detection Response, Emergency Stops, Simulation Platforms, Air-Gap Capable, MTBF, Task Success Rate, IP Rating, Noise Level, Price Tier, RaaS / Month, Developer Unit Price, Delivery Lead Time, Warranty, Production Pilots
Frequently asked
Olivia is made by A*STAR Social Robotics Lab, based in SG. Walker is made by UBTECH Robotics Corp Ltd., based in CN.
Olivia grades AA on the Robo Index. Walker grades A. The Robo Index is a credibility grade (AAA … C) that blends commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.
Olivia carries up to 132 kg. Walker carries up to 10 kg.
Both robots are classified as Humanoid on Robolist. Filters and ranking treat them as direct alternatives.
Hardware cost is one input. Humanoid TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Humanoid TCO: Hardware, Cloud Subscriptions, and the Cost of Teleop Time.
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Vendor Selection for Humanoids: The 10 Questions You Must Ask.
Going deeper — picking the right robot
Humanoid TCO: Hardware, Cloud Subscriptions, and the Cost of Teleop Time
8 min readHumanoid Robots
Vendor Selection for Humanoids: The 10 Questions You Must Ask
10 min readHumanoid Robots
Running a Humanoid Pilot: Scope, Success Criteria, and Exit Options
9 min readHumanoid Robots
Build vs buy vs lease: which model fits a first deployment
8 min readChoosing Your First Robot
The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
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Olivia vs Walker compares two robots in the humanoid category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Index is calculated.